program: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0xe, 0x4, &(0x7f0000000540)=ANY=[], &(0x7f0000003ff6)='GPL\x00', 0x4, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x7}, 0x10}, 0x94) (async) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)=@base={0xf, 0x4, 0x4, 0x12}, 0x48) r2 = bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000001c0)={r0, r1, 0x4, 0x0, @void}, 0x10) bpf$LINK_DETACH(0x22, &(0x7f00000002c0)=r2, 0x4) (async) r3 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f00000000c0)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) (async) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000001c80)={{0x14}, [@NFT_MSG_NEWRULE={0x16c, 0x6, 0xa, 0x104, 0x0, 0x0, {0x2, 0x0, 0x3}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_RULE_COMPAT={0x34, 0x5, 0x0, 0x1, [@NFTA_RULE_COMPAT_PROTO_BRIDGE={0x8, 0x1, 0x1, 0x0, 0x600}, @NFTA_RULE_COMPAT_PROTO_IPV6={0x8, 0x1, 0x1, 0x0, 0x1}, @NFTA_RULE_COMPAT_PROTO_IPV6={0x8, 0x1, 0x1, 0x0, 0x2b}, @NFTA_RULE_COMPAT_PROTO_IPV6={0x8, 0x1, 0x1, 0x0, 0x29}, @NFTA_RULE_COMPAT_PROTO_BRIDGE={0x8, 0x1, 0x1, 0x0, 0x805}, @NFTA_RULE_COMPAT_PROTO_IPV4={0x8, 0x1, 0x1, 0x0, 0x6}]}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_ID={0x8, 0x9, 0x1, 0x0, 0x1}, @NFTA_RULE_USERDATA={0xbb, 0x7, 0x1, 0x0, "e4cec341bcdeab87af9ef23c3084bb2728c138aad5f38db11bcecc677244410bf49e0b8265d1fe41cf48495d186f3689642822bd0959a0e20dcab4f939f0bbf5f66798135a7b372d44c4ff2d0c4d7bdd2ef26a69e1fdf7e0bddc269f0824ee53a1bed9173606f501ac5ea252b58c1718518e96c166344f897424fc69260d2854ea11f7be040db0875f818a5d10157c9b33a9e83c95132c357e3232f32cedbad0838d9e7b0a261f76e42048def9b7e0fa07ba1231d4be38"}, @NFTA_RULE_POSITION={0xc, 0x6, 0x1, 0x0, 0x2}, @NFTA_RULE_EXPRESSIONS={0x3c, 0x4, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, @dup_ipv4={{0x8}, @void}}, {0x10, 0x1, 0x0, 0x1, @exthdr={{0xb}, @void}}, {0x10, 0x1, 0x0, 0x1, @exthdr={{0xb}, @void}}, {0xc, 0x1, 0x0, 0x1, @dup_ipv6={{0x8}, @void}}]}]}, @NFT_MSG_NEWCHAIN={0x40, 0x3, 0xa, 0x201, 0x0, 0x0, {0x1, 0x0, 0x7}, [@NFTA_CHAIN_NAME={0x9, 0x3, 'syz2\x00'}, @NFTA_CHAIN_HOOK={0x14, 0x4, 0x0, 0x1, [@NFTA_HOOK_PRIORITY={0x8}, @NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x2}]}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWRULE={0x34, 0x6, 0xa, 0x401, 0x0, 0x0, {0x1}, [@NFTA_RULE_CHAIN_ID={0x8}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_HANDLE={0xc, 0x3, 0x1, 0x0, 0x2}]}], {0x14}}, 0x208}, 0x1, 0x0, 0x0, 0x48050}, 0x4000040) r5 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r5, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) (async, rerun: 64) r6 = socket$kcm(0x2, 0xa, 0x2) (rerun: 64) ioctl$SIOCSIFHWADDR(r6, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local}) (async) write$tun(r5, &(0x7f0000000c40)={@val={0x0, 0x86dd}, @val={0x0, 0x0, 0x12}, @mpls={[], @ipv6=@icmpv6={0x0, 0x6, "ec9700", 0xfd8, 0x2c, 0x0, @local, @mcast2, {[@fragment={0x3a}], @pkt_toobig={0x2, 0x0, 0x0, 0xd93f, {0x4, 0x6, "074f94", 0xf08, 0x11, 0xb9e02c7ea3376920, @mcast2, @dev={0xfe, 0x80, '\x00', 0x12}, [@dstopts={0x16, 0x1e3, '\x00', [@jumbo, @enc_lim, @jumbo={0xc2, 0x4, 0x40}, @calipso={0x7, 0x10, {0x4, 0x2, 0x4, 0x6c8, [0x0]}}, @generic={0x2, 0xef6, "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@hopopts={0x4fb560df2bad385d, 0x2, '\x00', [@generic={0x7, 0xf, "55b5d747d5ce5853e308cdbcf10ddd"}]}, @fragment={0x29, 0x0, 0x2, 0x1, 0x0, 0x14, 0x64}, @dstopts={0x0, 0x5, '\x00', [@pad1, @jumbo={0xc2, 0x4, 0x3}, @ra={0x5, 0x2, 0xc}, @enc_lim={0x4, 0x1, 0x8}, @padn={0x1, 0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @pad1, @padn={0x1, 0x1, [0x0]}, @pad1, @padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}]}], "d53354e0f167b1d8f8ed2a0790c6f7186919d562ebcbf5ab"}}}}}}, 0x100e) close_range(r3, 0xffffffffffffffff, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYBLOB="400000001000210400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000020001280080001006772654caf4efca4224a66001400028006001000000000000600110000000000"], 0x40}}, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0xe, 0x4, &(0x7f0000000140)=@framed={{}, [@generic={0x71, 0x0, 0x1, 0x71}]}, &(0x7f00000000c0)='syzkaller\x00', 0x1, 0x0, 0x0, 0x41100, 0x6, '\x00', 0x0, 0xd, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xfffffffe}, 0x94) r8 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x32) setresuid(0x0, r9, 0x0) (async) r10 = bpf$MAP_CREATE(0x0, &(0x7f0000000680)=@base={0x13, 0x10, 0x8, 0x0, 0x0, 0x1, 0x3}, 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x8, 0xf, &(0x7f0000000a80)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r10, @ANYBLOB="0000000000000000b702000014000000b7020000000000008500000051000000bf0900000000000055090100000000003c00000000000000bf91000000000000b7020000000000008500000005000000b70000000000000095"], &(0x7f0000000000)='GPL\x00'}, 0x94) (async) syz_mount_image$hfsplus(&(0x7f0000000600), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000080)={[{@part={'part', 0x3d, 0x40}}, {@nodecompose}, {@part={'part', 0x3d, 0x7}}, {@part={'part', 0x3d, 0xc}}, {@uid}, {@barrier}, {@nls={'nls', 0x3d, 'macinuit'}}, {@gid={'gid', 0x3d, 0xee00}}]}, 0x3, 0x5f4, &(0x7f0000000640)="$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") r11 = openat$dir(0xffffffffffffff9c, &(0x7f0000000300)='.\x00', 0x2000, 0x12) getdents64(r11, &(0x7f0000000100)=""/154, 0x9a) (async) unlinkat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0) (async) r12 = ioctl$KVM_GET_STATS_FD_cpu(0xffffffffffffffff, 0xaece) (async) r13 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_MCAST_RATE(r12, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x81100080}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x3c, r13, 0x300, 0x70bd28, 0x25dfdbfb, {{}, {@void, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xb4}, @NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0x37}, @NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0x88}, @NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0x5a}, @NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0x78}]}, 0x3c}, 0x1, 0x0, 0x0, 0x24000001}, 0x4810) [ 85.321783][ T4707] Bluetooth: hci0: command tx timeout [ 85.393528][ T5366] syz.0.0 uses obsolete (PF_INET,SOCK_PACKET) [ 85.464704][ T5365] netlink: 20 bytes leftover after parsing attributes in process `syz.0.0'. [ 85.505126][ T5369] loop0: detected capacity change from 0 to 1024 [ 85.562637][ T5366] hfsplus: xattr search failed [ 85.566655][ T5366] [ 85.567802][ T5366] ============================================ [ 85.570440][ T5366] WARNING: possible recursive locking detected [ 85.573151][ T5366] syzkaller #0 Not tainted [ 85.575095][ T5366] -------------------------------------------- [ 85.577732][ T5366] syz.0.0/5366 is trying to acquire lock: [ 85.580269][ T5366] ffff888052e95548 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x39e/0x1530 [ 85.584926][ T5366] [ 85.584926][ T5366] but task is already holding lock: [ 85.588103][ T5366] ffff888052e96988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x294/0xb40 [ 85.592520][ T5366] [ 85.592520][ T5366] other info that might help us debug this: [ 85.595835][ T5366] Possible unsafe locking scenario: [ 85.595835][ T5366] [ 85.599378][ T5366] CPU0 [ 85.600866][ T5366] ---- [ 85.602280][ T5366] lock(&HFSPLUS_I(inode)->extents_lock); [ 85.604829][ T5366] lock(&HFSPLUS_I(inode)->extents_lock); [ 85.607359][ T5366] [ 85.607359][ T5366] *** DEADLOCK *** [ 85.607359][ T5366] [ 85.610963][ T5366] May be due to missing lock nesting notation [ 85.610963][ T5366] [ 85.614434][ T5366] 6 locks held by syz.0.0/5366: [ 85.616590][ T5366] #0: ffff88801a3cc428 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 85.620445][ T5366] #1: ffff888052e95df8 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: do_unlinkat+0x1c7/0x560 [ 85.624767][ T5366] #2: ffff888052e96b78 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: vfs_unlink+0xf2/0x650 [ 85.629067][ T5366] #3: ffff888052e44998 (&sbi->vh_mutex){+.+.}-{4:4}, at: hfsplus_unlink+0x160/0x730 [ 85.632966][ T5366] #4: ffff888052e96988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x294/0xb40 [ 85.637709][ T5366] #5: ffff888052e448f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_free+0xbe/0x550 [ 85.641906][ T5366] [ 85.641906][ T5366] stack backtrace: [ 85.644345][ T5366] CPU: 0 UID: 0 PID: 5366 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.644360][ T5366] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.644367][ T5366] Call Trace: [ 85.644376][ T5366] [ 85.644381][ T5366] dump_stack_lvl+0x189/0x250 [ 85.644399][ T5366] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.644412][ T5366] ? __pfx__printk+0x10/0x10 [ 85.644427][ T5366] ? print_lock_name+0xde/0x100 [ 85.644440][ T5366] print_deadlock_bug+0x28b/0x2a0 [ 85.644453][ T5366] validate_chain+0x1a3f/0x2140 [ 85.644464][ T5366] ? lock_release+0x4b/0x3e0 [ 85.644479][ T5366] ? look_up_lock_class+0x74/0x170 [ 85.644541][ T5366] ? register_lock_class+0x51/0x320 [ 85.644556][ T5366] __lock_acquire+0xab9/0xd20 [ 85.644572][ T5366] ? hfsplus_get_block+0x39e/0x1530 [ 85.644583][ T5366] lock_acquire+0x120/0x360 [ 85.644597][ T5366] ? hfsplus_get_block+0x39e/0x1530 [ 85.644608][ T5366] ? stack_trace_save+0x9c/0xe0 [ 85.644621][ T5366] ? __pfx_hlock_conflict+0x10/0x10 [ 85.644632][ T5366] __mutex_lock+0x187/0x1350 [ 85.644647][ T5366] ? hfsplus_get_block+0x39e/0x1530 [ 85.644658][ T5366] ? lockdep_unlock+0x89/0x120 [ 85.644668][ T5366] ? validate_chain+0x897/0x2140 [ 85.644678][ T5366] ? hfsplus_get_block+0x39e/0x1530 [ 85.644688][ T5366] ? __pfx___mutex_lock+0x10/0x10 [ 85.644706][ T5366] hfsplus_get_block+0x39e/0x1530 [ 85.644719][ T5366] ? __pfx_hfsplus_get_block+0x10/0x10 [ 85.644728][ T5366] ? do_raw_spin_unlock+0x4d/0x240 [ 85.644741][ T5366] ? _raw_spin_unlock+0x28/0x50 [ 85.644755][ T5366] block_read_full_folio+0x29c/0x830 [ 85.644768][ T5366] ? __pfx_hfsplus_get_block+0x10/0x10 [ 85.644779][ T5366] filemap_read_folio+0x114/0x380 [ 85.644795][ T5366] ? __pfx_hfsplus_read_folio+0x10/0x10 [ 85.644804][ T5366] ? __pfx_filemap_read_folio+0x10/0x10 [ 85.644819][ T5366] ? filemap_add_folio+0x1af/0x270 [ 85.644833][ T5366] do_read_cache_folio+0x350/0x590 [ 85.644843][ T5366] ? __pfx_hfsplus_read_folio+0x10/0x10 [ 85.644854][ T5366] read_cache_page+0x5d/0x170 [ 85.644863][ T5366] hfsplus_block_free+0x121/0x550 [ 85.644875][ T5366] hfsplus_free_extents+0x10d/0xa60 [ 85.644887][ T5366] hfsplus_file_truncate+0x736/0xb40 [ 85.644901][ T5366] ? __pfx_hfsplus_file_truncate+0x10/0x10 [ 85.644912][ T5366] ? __pfx___mutex_lock+0x10/0x10 [ 85.644928][ T5366] ? __lock_acquire+0xab9/0xd20 [ 85.644942][ T5366] hfsplus_delete_inode+0x180/0x230 [ 85.644952][ T5366] hfsplus_unlink+0x4e3/0x730 [ 85.644964][ T5366] ? vfs_unlink+0xf2/0x650 [ 85.644977][ T5366] ? __pfx_hfsplus_unlink+0x10/0x10 [ 85.644989][ T5366] ? __pfx_down_write+0x10/0x10 [ 85.645000][ T5366] ? bpf_lsm_inode_unlink+0x9/0x20 [ 85.645016][ T5366] vfs_unlink+0x394/0x650 [ 85.645024][ T5366] do_unlinkat+0x345/0x560 [ 85.645032][ T5366] ? __pfx_do_unlinkat+0x10/0x10 [ 85.645040][ T5366] ? getname_flags+0x1e5/0x540 [ 85.645050][ T5366] __x64_sys_unlinkat+0xd3/0xf0 [ 85.645066][ T5366] do_syscall_64+0xfa/0x3b0 [ 85.645080][ T5366] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.645094][ T5366] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.645104][ T5366] ? clear_bhb_loop+0x60/0xb0 [ 85.645115][ T5366] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.645125][ T5366] RIP: 0033:0x7fdeb2f8ebe9 [ 85.645136][ T5366] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 85.645144][ T5366] RSP: 002b:00007fdeaf3f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000107 [ 85.645157][ T5366] RAX: ffffffffffffffda RBX: 00007fdeb31c6090 RCX: 00007fdeb2f8ebe9 [ 85.645164][ T5366] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: ffffffffffffff9c [ 85.645171][ T5366] RBP: 00007fdeb3011e19 R08: 0000000000000000 R09: 0000000000000000 [ 85.645176][ T5366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.645183][ T5366] R13: 00007fdeb31c6128 R14: 00007fdeb31c6090 R15: 00007ffc0c56e5d8 [ 85.645193][ T5366] [ 85.815421][ T5366] hfsplus: unable to mark blocks free: error -5 [ 85.817982][ T5366] hfsplus: can't free extent